Added the organization function and fleched out the README
Fix compilation errors
More compilation errors + debugging
We need to deal with Datasets that have multiple Datafiles with the same name
Unfortunately checksums come in uppercase and lowercase flavours.
Fix for bug that was generating bogus DatafileParameterSets in the DB.
Fixed bugs and removed debugging
Merge pull request #4 from crawley/master

Improved filter and added the "source_file" organization